diff --git a/.swift-version b/.swift-version
index bf77d54..ef425ca 100644
--- a/.swift-version
+++ b/.swift-version
@@ -1 +1 @@
-4.2
+5.2
diff --git a/Example/Example.xcodeproj/project.pbxproj b/Example/Example.xcodeproj/project.pbxproj
index 5dede52..b9b1bc3 100644
--- a/Example/Example.xcodeproj/project.pbxproj
+++ b/Example/Example.xcodeproj/project.pbxproj
@@ -417,7 +417,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE = "";
 				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.2;
+				SWIFT_VERSION = 5.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -437,7 +437,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE = "";
 				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 4.2;
+				SWIFT_VERSION = 5.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;
diff --git a/TouchVisualizer.xcodeproj/project.pbxproj b/TouchVisualizer.xcodeproj/project.pbxproj
index eed8c4f..e358dea 100644
--- a/TouchVisualizer.xcodeproj/project.pbxproj
+++ b/TouchVisualizer.xcodeproj/project.pbxproj
@@ -294,7 +294,7 @@
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.2;
 			};
 			name = Debug;
 		};
@@ -314,7 +314,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SKIP_INSTALL = YES;
 				SWIFT_SWIFT3_OBJC_INFERENCE = Default;
-				SWIFT_VERSION = 5.0;
+				SWIFT_VERSION = 5.2;
 			};
 			name = Release;
 		};